![['Close-up view of creamy chicken mushroom casserole with golden brown chicken and mushrooms.', 'Side view of a dish filled with creamy chicken and mushroom casserole topped with a golden crust.', 'Juicy chicken strips and mushrooms in a creamy sauce, captured in a close-up photograph.', 'Appetizing chicken mushroom casserole served in a baking dish, showcasing its creamy texture.']](https://chickenrecipeworld.com/wp-content/uploads/2026/07/creamy-chicken-mushroom-casserole_1_U1.webp)
Creamy Chicken Mushroom Casserole Recipe
A comforting and creamy casserole combining tender chicken, sautéed mushrooms, and a rich sauce, perfect for a cozy family dinner.
Ingredients
Chicken
- 2.5 lbs chicken breasts (cut into 1-inch strips)
- 1.5 tsp sea salt (plus more to taste)
- 0.25 tsp black pepper (plus more to taste)
- 1 cup all-purpose flour (to coat the chicken)
- 6 Tbsp olive oil (divided)
Mushrooms and Aromatics
- 1 lb white mushrooms (thickly sliced)
- 1 medium onion (finely diced)
- 3 cloves garlic (minced)
- 3 Tbsp unsalted butter
- 3 Tbsp all-purpose flour (for the sauce)
- 1.5 cups chicken broth
- 1 Tbsp lemon juice
- 1 cup half and half (or 1/2 cup milk + 1/2 cup heavy cream)
Instructions
- Season chicken with salt and pepper, then dredge in flour.
- Sauté chicken in 3 tbsp olive oil until golden; transfer to casserole dish.
- Cook mushrooms and onions in remaining oil until softened; add garlic and cook briefly. Spread over chicken.
- Make sauce by melting butter, whisking in flour, then gradually adding broth, lemon juice, and cream; simmer until thickened.
- Pour sauce over chicken and vegetables, cover, and bake at 350°F (175°C) for 45 minutes.
Notes
Serve hot over mashed potatoes, pasta, or rice for a complete meal.